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How Two-stroke Engines Work
science.howstuffworks.com/transport/engines-equipment/two-stroke.htm
A car engine uses a four-stroke cycle -- how can two strokes accomplish the same tasks? Learn all about the two-stroke engine, where it's used and how it compares to a four-stroke.
Why do pineapple enzymes tenderize steak -- and your tongue?
science.howstuffworks.com/innovation/edible-innovations/pineapple-enzyme-tenderize-steak.htm
Pineapple enzymes can help cooks tenderize steak by breaking down collagen. Find out why pineapple enzymes possess this culinary power?
How to Change a Car Battery
auto.howstuffworks.com/under-the-hood/vehicle-maintenance/change-car-battery.htm
If you have a car with a battery that needs replacement, follow the steps outlined in our article. We'll show you how to change your car battery easily.
How Juggling Works
entertainment.howstuffworks.com/juggling.htm
Juggling involves the repeated tossing and catching of three or more objects. Find out how juggling works and learn how to juggle multiple objects.
All About WITSEC, aka the Witness Protection Program
people.howstuffworks.com/witness-protection.htm
The Federal Witness Security Program protects crucial witnesses. How do you erase one identity and create a whole new one? Find out how the Witness Security Program "relocates" witnesses and their families.
How to Change a Fuel Filter
auto.howstuffworks.com/under-the-hood/vehicle-maintenance/change-fuel-filter.htm
Changing a fuel filter can be difficult without instruction. Learn how to change a fuel filter at HowStuffWorks.
Are These Hallmark Christmas Movies Real or Made Up?
play.howstuffworks.com/quiz/are-these-hallmark-christmas-movies-real-or-made-up
Do you know Hallmark's Christmas movies well enough to spot the fakes? Consider this quiz your own "Battle of the Bulbs," and give it your best shot! Will you start your Countdown to Christmas by getting them all right?
5 Spring Lawn Care Tips
home.howstuffworks.com/5-spring-lawn-care-tips.htm
Do you know the top 5 spring lawn care tips? Find out the top 5 spring lawn care tips in this article from HowStuffWorks.
Uses for Vinegar: Cleaning Your House
Vinegar can help clean many parts of your home. Learn helpful and surprising hints on how vinegar can be used to clean your home.
How Do Snakes Reproduce? Ovoviviparity Will Blow Your Mind
animals.howstuffworks.com/snakes/how-do-snakes-reproduce.htm
Humans have the birds and the bees to explain the ins and outs of reproduction, but for our slithering friends, the process is far more intriguing. So, how do snakes reproduce?